fix a problem causing us to lose the ''s around objc interface names
in a diagnostic.

llvm-svn: 100956
diff --git a/clang/lib/Sema/SemaExprObjC.cpp b/clang/lib/Sema/SemaExprObjC.cpp
index 99db910..a05687e 100644
--- a/clang/lib/Sema/SemaExprObjC.cpp
+++ b/clang/lib/Sema/SemaExprObjC.cpp
@@ -650,7 +650,7 @@
                                Sel, SourceRange(lbrac,rbrac));
           if (Method && !OCIType->getInterfaceDecl()->isForwardDecl())
             Diag(lbrac, diag::warn_maynot_respond)
-              << OCIType->getInterfaceDecl()->getIdentifier()->getName() << Sel;
+              << OCIType->getInterfaceDecl()->getIdentifier() << Sel;
         }
       }
     }
diff --git a/clang/test/SemaObjC/class-method-lookup.m b/clang/test/SemaObjC/class-method-lookup.m
index f1269f2..f26d692 100644
--- a/clang/test/SemaObjC/class-method-lookup.m
+++ b/clang/test/SemaObjC/class-method-lookup.m
@@ -40,7 +40,7 @@
 id foo(void) {
   Object *obj;
   id obj2 = obj;
-  [obj setWindow:nil]; // expected-warning {{Object may not respond to 'setWindow:'}}
+  [obj setWindow:nil]; // expected-warning {{'Object' may not respond to 'setWindow:'}}
 
   return obj;
 }
diff --git a/clang/test/SemaObjC/warn-selector-selection.m b/clang/test/SemaObjC/warn-selector-selection.m
index 96ed77c..e395f43 100644
--- a/clang/test/SemaObjC/warn-selector-selection.m
+++ b/clang/test/SemaObjC/warn-selector-selection.m
@@ -10,5 +10,5 @@
 
 void foo(void) {
   Object *obj;
-  [obj setWindow:0]; // expected-warning{{Object may not respond to 'setWindow:'}}
+  [obj setWindow:0]; // expected-warning{{'Object' may not respond to 'setWindow:'}}
 }